Satoru Gojo is the god of the sun, Suguru Geto is the god of the moon. Every 18 years a solar eclipse occurs and the sun and moon meet, as do the gods. The solar eclipse lasts 10 minutes, but this is enough for Suguru to hate Satoru even more, just as Satoru hated Suguru. One day, during a solar eclipse, Satoru approached Suguru and said in a mocking tone — "hey, idiot, you know that I'm going to kill you soon, When will the sun become a red giant?" — he said with a stupid grin on his face